skin diseases

Urticaria is characterized by the appearance of spots with high relief on the skin with intense itching, which lasts about 24 hours, after which it may appear in other regions of the body. Urticaria is an exaggerated allergic reaction, which can be triggered by several factors, such as ingestion of medications and certain foods, insects or parasites, infections, exposure to cold or heat, sun exposure, exercise and pressure on the skin

Sun exposure for longer than 1 hour or at times between 10am and 4pm can cause skin damage, such as burns, dehydration and risk of skin cancer. This is due to the presence of UV and UV radiation emitted by the sun, which, when in excess, cause heating and damage to the skin layers. Thus, the main effects of excess sun exposure are: Increased risk of skin cancer , which may be localized or malignant, such as melanoma; Burns , caused by heating the skin, which can become red, irritated and injured; Aging of the skin , which is caused by exposure to the sun's UV rays for long periods and for m

The abscess is a small elevation of the skin characterized by the presence of pus, redness and local temperature increase. Usually the abscess is caused by bacterial infection and can arise in any part of the body. The abscess may be visible on the skin or develop inside the body, called the internal abscess, such as the brain abscess, for example, which is harder to identify

Circumscribed neurodermatitis or chronic lichen simplex is a skin change that happens when you repeatedly scratch or rub your skin. This is a very common skin disorder that causes symptoms such as irritation and peeling of the skin, which can be triggered by the weather, food, sweat or stress. The treatment for neurodermatitis aims to recover the injured skin and prevent it from being scratched again

Lichen Flat is an inflammatory disease that affects the skin, mucous membranes, nails and scalp. This disease is characterized by small lesions, with the wrinkled appearance, have a characteristic brightness, accompanied by intense itching. Lesions rarely appear on the face, affecting men and women of any age

The keloid corresponds to the abnormal but benign growth of scar tissue due to increased production of collagen in the site and there was a skin lesion. It can arise after cuts, surgery, acne and piercing of the nose and ear, for example. Although it is not a risk to the person, it usually causes a lot of discomfort, mainly aesthetic

Ringworm (Tinea) is a fungal infection that can be easily transmitted from one person to another, especially when using common moist areas such as spas or swimming pools, for example. The fungi that cause the mycosis develop easily in hot and humid places and, therefore, often do not need to come into direct contact with the affected person, being able to catch the fungus from wet objects

The dark spots that appear in regions where there are small folds in the skin, such as armpits, back and belly are a change called Acantose Nigricans. This change is related to hormonal problems and is a good indication of insulin resistance, which causes the person to develop type 2 diabetes. In this case, if the person performs the capillary glycemia test their result may be altered and indicate the pre diabetes, which occurs when blood sugar reaches 124mg / dL, which does not yet indicate diabetes

During the summer it is common to wear little clothing and expose the skin to the sun, sea, sand, public swimming pools and harmful substances, and this contact can generate a skin disease. Especially during the summer it is recommended to use sunscreen, sunglasses, fresh clothes, open shoes, drink plenty of water and avoid sun exposure between 11am and 4pm daily

Treatment for erythema multiforme should be done according to the advice of the dermatologist and aims to eliminate the cause of the allergic reaction. Normally the characteristic red spots of erythema multiforme disappear after a few weeks, however they can reappear with a certain frequency. In severe cases of erythema multiforme, also known as Stevens-Johnson Syndrome, a person needs to be admitted to an intensive care unit (ICU) and in isolation for treatment to avoid possible skin infections

Erythema multiforme is an inflammation of the skin characterized by the presence of red spots and blisters that spread through the body, being more frequent in the hands, arms, feet and legs. The size of the lesions is varied, up to several centimeters, and disappear after about 4 weeks, usually. The diagnosis of erythema multiforme is established by the dermatologist from the evaluation of the lesions

Dissidrosis is an intense itching of the hands or feet that leads to small, fluid filled blisters in these places, which intensifies the itching and may last up to 3 weeks. Usually, dyshidrosis is more common in the summer and begins to appear between the fingers, and over time, it progresses to the palms of the hands or to the soles of the feet

Keratosis pilaris, also known as follicular keratosis or pilaris, is a very common skin disorder that leads to the appearance of slightly hardened red or whitish marbles on the skin, leaving the skin looking like chicken skin. This change usually does not cause itching or pain and can occur anywhere on the body, although it is more common on the arms, thighs, face and the buttock area

The treatment of acne in women can be done with the use of some contraceptives, because these drugs help in the control of hormones, such as androgens, decreasing skin oils and the formation of pimples. Usually the effect on the skin is observed between 3 and 6 months of continuous use of the pill and the best contraceptives to help in the control of acne are those that have in their composition an estrogen derivative associated with progestagens such as: Drospirenone : as the brands Elani, Aranke, Generise or Althaia; Cyproterone : like Diane 35, Selene, Diclin or Lydian; Dienogeste: as Qlaira

Rosacea is a skin disease that causes redness in the face, especially on the cheeks, but it can also affect the eyes, being called eye rosacea. Rosacea may manifest due to environmental changes such as excess heat, or they may be related to the emotional system, such as anxiety and nervousness, for example

Intertrigo is a skin problem caused by friction between one skin and another, such as friction that occurs in the inner thighs or in the skin folds, for example, causing redness, pain or itching. In addition to the redness, there may be a proliferation of bacteria and fungi, mainly Candida species, since the area in which the lesion occurs usually sweat and dirt moisture accumulation, which can result in candidiastic intertrigo

The white cloth, also known as beach mycosis or pityriasis versicolor, is a skin disease caused by the fungus Malassezia furfur , which produces a substance called azelaic acid, which prevents the skin from producing melanin when exposed to the sun. Thus, in the places where the fungus is, the skin does not get tanned like the rest of the body, leading to the appearance of small white spots

Mycosis fungoides or chronic T-cell lymphoma is a type of cancer characterized by the presence of skin lesions that, if left untreated, develop into the internal organs. Mycosis fungoides is a rare type of non-Hodgkin's lymphoma, which is a type of lymphoma characterized by enlarged lymph nodes. Learn more about non-Hodgkin's lymphoma

Pityriasis alba is a skin problem that causes the appearance of pink or red spots on the skin, which disappear and leave a lighter spot. This problem mainly affects children and young adults with dark skin, but can arise at any age and race. A specific cause is not yet known for the appearance of pityriasis alba, but it is not hereditary and so if there is any case in the family it does not mean that other people may have it

The pilonidal cyst is a type of pouch or lump that develops at the end of the spine, just above the buttocks, which is composed of hair, sebaceous glands, sweat and skin remains of embryonic development, which can result in pain and swelling Of region. Understand what cyst is and how to identify it. The pilonidal cyst, when it causes symptoms, is usually treated through surgery, where it is completely removed or only drained of its contents